3-keto-23,24-bisnorchol-4-en-22-ol

Base Information

Chemical Name:3-keto-23,24-bisnorchol-4-en-22-ol
CAS No.:40736-33-2
Molecular Formula:C22H34O2
Molecular Weight:330.511
Hs Code.:
Mol file:40736-33-2.mol

Synonyms:3-keto-23,24-bisnorchol-4-en-22-ol;(20S)-21-Hydroxy-20-Methylpregn-4-en-3-one;23,24-Bisnorchol-4-en-3-on-22-ol

Suppliers and Price of 3-keto-23,24-bisnorchol-4-en-22-ol

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

TRC
(20S)-21-Hydroxy-20-methylpregn-4-en-3-one
10mg
$ 165.00

TRC
(20S)-21-Hydroxy-20-methylpregn-4-en-3-one
100mg
$ 1320.00

Medical Isotopes, Inc.
(20S)-21-Hydroxy-20-methylpregn-4-en-3-one
10 mg
$ 650.00

Total 35 raw suppliers

Chemical Property of 3-keto-23,24-bisnorchol-4-en-22-ol

Chemical Property:

Melting Point:178-180 °C
Boiling Point:464.1±14.0 °C(Predicted)
PKA:14.97±0.10(Predicted)
PSA：37.30000
Density:1.07±0.1 g/cm3(Predicted)
LogP:4.76290

Purity/Quality:

99% ,98%,Electron Grade , ^*data from raw suppliers

(20S)-21-Hydroxy-20-methylpregn-4-en-3-one ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Uses (20S)-21-Hydroxy-20-methylpregn-4-en-3-one is a side chain degradation product of natural sterols. It is also an intermediate in the preparation of follicular fluid-meiosis activating sterol.

Technology Process of 3-keto-23,24-bisnorchol-4-en-22-ol

There total 8 articles about 3-keto-23,24-bisnorchol-4-en-22-ol which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 71.0%

: 57-88-5
cholesterol

: 63-05-8
Androstenedione

: 897-06-3
Androsta-1,4-diene-3,17-dione

: 40736-33-2
(20S)-20-hydroxymethylpregn-4-en-3-one

: 80981-37-9
24-norchol-4-ene-3,22-dione

: 80981-38-0
24-norchola-1,4-diene-3,22-dione

: 35525-27-0
22-hydroxy-23,24-bis-norchola-1,4-diene-3-one

Guidance literature:: Product distribution; degradation by the Mycobacterium mutant CCM 3528;

Reference yield:

: 474-62-4
Campesterol

: 63-05-8
Androstenedione

: 897-06-3
Androsta-1,4-diene-3,17-dione

: 40736-33-2
(20S)-20-hydroxymethylpregn-4-en-3-one

: 63088-24-4
methyl (20S)-3-oxo-22,23-dinorchol-4-ene-24-carboxylate

Guidance literature:: With sodium hydroxide; In water; at 30 ℃; for 168h; pH=7.5; Microbiological reaction;
DOI:10.1016/j.steroids.2018.02.001

Reference yield:

: 57-88-5
cholesterol

: 63-05-8
Androstenedione

: 897-06-3
Androsta-1,4-diene-3,17-dione

: 40736-33-2
(20S)-20-hydroxymethylpregn-4-en-3-one

: 63088-24-4
methyl (20S)-3-oxo-22,23-dinorchol-4-ene-24-carboxylate

Guidance literature:: With sodium hydroxide; In water; at 30 ℃; for 168h; pH=7.5; Microbiological reaction;
DOI:10.1016/j.steroids.2018.02.001